package com.hidataplus.hadoop.tezui;


import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * Servlet implementation class LoginServlet
 */
@WebServlet("/LogoutServlet.do")
public class LogoutServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
    public static Logger logger = LoggerFactory.getLogger(LogoutServlet.class);

    /**
     * @see HttpServlet#HttpServlet()
     */
    public LogoutServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

    /**
     * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO Auto-generated method stub
        // response.getWriter().append("Served at: ").append(request.getContextPath());

        HttpSession httpSession = request.getSession();
        if (httpSession.getAttribute("user") != null) {
            httpSession.removeAttribute("user");
        }
        response.sendRedirect("login.jsp");

    }

    /**
     * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

        this.doGet(request,response);
    }
}
